Class/Course - Competitive Exams (Graduation Based)

Subject - Quantitative Aptitude

Chapter - Pipes and Cistern


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Q.1 Three pipes A, B and C can fill a tank in 6 hours. After working at it together for 2 hours, C is closed and A and B can fill the remaining part in 7 hours. The number of hours taken by C alone to fill the tank is :
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